"I am delighted to accept the role of head coach at Leeds
United. It has always been my ambition to work in England," Bielsa said
in a statement.
"When a club with Leeds United's history made me
an offer, it was impossible to turn down," added the 62-year-old, saying
he was "excited" by his new challenge.
Bielsa comes in after the end of season sacking of Paul Heckingbottom.
Leeds chairman Andrea Radrizzani said: "I am thrilled to welcome Marcelo and his staff to Leeds United.
"Marcelo has a wealth of experience and he will use that to create a new culture and a winning mentality at our football club."
a maverick former coach of Argentina and Chile, guided the Argentinians
to the 2004 Olympic title and later took Spain's Athletic Bilbao to the
Europa League and Spanish Cup finals in 2012.
But he walked out
of a job at Serie A side Lazio after just two days in 2016 having
already left Marseille after the opening game of the previous season and
then last season lasted only 13 games at French Ligue 1 outfit Lille.
three-time English champions who reached the Champions League
semi-finals in 2001, have not featured in the Premier League since being
relegated in 2004 and at one stage were even in the tier three League
They have persistently failed even to reach the Championship
play-offs and under former Italian owner Massimo Cellino became better
known for the swing door policy of managerial changes and legal issues
Radrizzani promised more stability when he took on
the club from his fellow Italian last year but lost highly-rated manager
Garry Monk within days and last season their fortunes fared little
better in challenging for promotion.
He now has identified Bielsa as the man to end the Yorkshire outfit's 14-year exile from the top-flight.